Every Thing to Know about Pfizor/BioNtech Covid 19

[karl]

For reason of length of presentation, is for only the url as a manner of space saving. Although rather lengthy, the following is interesting of the efforts these two pharmaceutical Companies have advanced in development of this vaccine in fighting this new virus as follows..

www.newscientist.com/article/2261805-everything-you-need-to-know-about-the-pfizer-biontech-covid-19-vaccine/


Presenter

Karl